# abc175_b.py
N = int(input())
L = list(map(int,input().split()))
ans = 0
for i in range(N):
    for j in range(i+1,N):
        for k in range(j+1,N):
            if L[i]!=L[j] and L[k]!=L[j] and L[i]!=L[k]:
                if L[i] + L[j] > L[k] and L[k] + L[j] > L[i] and L[i] + L[k] > L[j]:
                    ans +=1
                    # print(L[i] , L[j] , L[k],"///",i,j,k)
print(ans) N = int(input()) N int(input()) int input() input L = list(map(int,input().split())) L list(map(int,input().split())) list map(int,input().split()) map int input().split() ().split () input split ans = 0 ans 0 for i in range(N):
    for j in range(i+1,N):
        for k in range(j+1,N):
            if L[i]!=L[j] and L[k]!=L[j] and L[i]!=L[k]:
                if L[i] + L[j] > L[k] and L[k] + L[j] > L[i] and L[i] + L[k] > L[j]:
                    ans +=1
                    # print(L[i] , L[j] , L[k],"///",i,j,k) i range(N) range N for j in range(i+1,N):
        for k in range(j+1,N):
            if L[i]!=L[j] and L[k]!=L[j] and L[i]!=L[k]:
                if L[i] + L[j] > L[k] and L[k] + L[j] > L[i] and L[i] + L[k] > L[j]:
                    ans +=1
                    # print(L[i] , L[j] , L[k],"///",i,j,k) j range(i+1,N) range i+1 i 1 N for k in range(j+1,N):
            if L[i]!=L[j] and L[k]!=L[j] and L[i]!=L[k]:
                if L[i] + L[j] > L[k] and L[k] + L[j] > L[i] and L[i] + L[k] > L[j]:
                    ans +=1
                    # print(L[i] , L[j] , L[k],"///",i,j,k) k range(j+1,N) range j+1 j 1 N if L[i]!=L[j] and L[k]!=L[j] and L[i]!=L[k]:
                if L[i] + L[j] > L[k] and L[k] + L[j] > L[i] and L[i] + L[k] > L[j]:
                    ans +=1
                    # print(L[i] , L[j] , L[k],"///",i,j,k) L[i]!=L[j] and L[k]!=L[j] and L[i]!=L[k] L[i]!=L[j] and L[k]!=L[j] L[i]!=L[j] L[i] L i L[j] L j L[k]!=L[j] L[k] L k L[j] L j L[i]!=L[k] L[i] L i L[k] L k if L[i] + L[j] > L[k] and L[k] + L[j] > L[i] and L[i] + L[k] > L[j]:
                    ans +=1
                    # print(L[i] , L[j] , L[k],"///",i,j,k) L[i] + L[j] > L[k] and L[k] + L[j] > L[i] and L[i] + L[k] > L[j] L[i] + L[j] > L[k] and L[k] + L[j] > L[i] L[i] + L[j] > L[k] L[i] + L[j] L[i] L i L[j] L j L[k] L k L[k] + L[j] > L[i] L[k] + L[j] L[k] L k L[j] L j L[i] L i L[i] + L[k] > L[j] L[i] + L[k] L[i] L i L[k] L k L[j] L j ans +=1 ans 1 print(ans) print ans ans +=1 1 ans N = int(input()) int(input()) N L = list(map(int,input().split())) list(map(int,input().split())) L ans = 0 0 ans
# abc175_b.py
N = int(input())
L = list(map(int,input().split()))
ans = 0
for i in range(N):
    for j in range(i+1,N):
        for k in range(j+1,N):
            if L[i]!=L[j] and L[k]!=L[j] and L[i]!=L[k]:
                if L[i] + L[j] > L[k] and L[k] + L[j] > L[i] and L[i] + L[k] > L[j]:
                    ans +=1
                    # print(L[i] , L[j] , L[k],"///",i,j,k)
print(ans)